Local Calling Guide

Area code/prefix search

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Mont du Lac, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
715-636 A DLTHMNDBRS6  9631 QWEST CORPORATION 624      
715-636 0 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2017-05-01   
715-636 1 DLTHMNDBRS6  9631 QWEST CORPORATION 624      
715-636 2 DLTHMNDBRS6  9631 QWEST CORPORATION 624      
715-636 3 DLTHMNMELMD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 624      
715-636 4 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2020-03-23   
715-636 5 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2020-03-23   
715-636 6 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2020-06-15   
715-636 7 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2020-06-15   
715-636 8 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2021-04-11   
715-636 9 DLTHMNDBRS6  9631 QWEST CORPORATION 624      
715-992 A DLTHMNMEX7X  225C ONVOY, LLC - WI 624      
715-992 0 DLTHMNMEXJX  624H ONVOY SPECTRUM, LLC 624   2024-06-08   
715-992 2   145J TERRA NOVA TELECOM INC. 624   2025-04-10   
715-992 8 DLTHMNMEX7X  225C ONVOY, LLC - WI 624   2021-09-12   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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